The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 15, 2004
Filed:
Jul. 10, 2001
Applicant:
Inventors:
Beng Wee Quak, Singapore, SG;
KokHoe Chia, Singapore, SG;
Kwee Teck Say, Singapore, SG;
KianKeong Ooi, Singapore, SG;
Soon Wah Leow, Singapore, SG;
Song Wee Teo, Singapore, SG;
Assignee:
Seagate Technology LLC, Scotts Valley, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/09 ; G11B 2/736 ;
U.S. Cl.
CPC ...
G11B 5/09 ; G11B 2/736 ;
Abstract
A data storage device has a plurality of head/surface combinations with different data track densities on at least two surfaces. A minimum head quality is established for the data storage apparatus. Head quality is identified for each of the heads at each of a plurality of track densities. A tuned track density is selected for each surface based on the track density that corresponds to a head quality.